BROCKTON – More than a dozen Brockton police were involved in an arrest Thursday evening that led to assault charges against a Boston man.

A report came in over dispatch communications just before 4:30 p.m. Thursday about a man with a gun. Eventually, police tracked down Brandon Brown, 21, at the intersection of North Main and Pleasant streets.

Brown was charged with assault with a dangerous weapon and threatening to commit a crime. The arrest log did not mention whether a gun was found.

Police did not provide further details Thursday night or Friday.

Department spokesman Lt. Kenneth LeGrice and acting Chief John Crowley did not respond to requests for comment.

The police incident log lists 12 different patrolmen, a sergeant and a lieutenant as responding to the call. Officers removed Brown from his vehicle Thursday at gunpoint, according to dispatch communications.